MiOYOOW Outdoor DIY Bluetooth Speaker Kit With FM Radio

• 🎵【Ḅḷueṭooṭḥ Amplifier & FṂ Radio 2 in 1 DIY Kit】Press "mode" to switch to FṂ Radio Mode, let you indulge in NPR, music, sport, news stations, and so on.. In FṂ mode, press and hold the Play/Pause button for 3 seconds, the crystal radio kit will automatically search and store FṂ stations (Frequency: 87-108MHz). Equipped with a detachable 75cm FṂ antenna, can strengthen the FṂ signal in somewhere with weak reception.
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• 🎵【Great Electronic Soldering Project】: The DIY Kit are used to installed to an electronic stereo speaker with fṃ receiver, 2 Speakers, 10 LED flashing lights and transparent Acrylic shell. Ḅḷueṭooṭḥ Operation: Turn on the Ḅḷueṭooṭḥ of the mobile phone, find "ZX0089BT" and click connect. It also supports TF memory card or U disk to play music. After disconnecting Ḅḷueṭooṭḥ, it will automatically switch to TF card or U disk mode.
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• 🎵【Experience Freedom of Outdoor Entertainment】: The radio soldering kit is equipped with rechargeable battery box for offline outdoor use(Battery Included). Tune in to your favorite stations and create lasting memories, wherever your journey takes you. Two high fidelity 3W 4ohm Speakers and Colorful LED voice control flashing lights are the extra bonus!
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• 🎵【Easy Installation】: The bḷueṭooṭḥ speaker module board is soldered and can be used directly after connection. You only need to solder the LED flashing light kit, connect the wires, and assemble the shell. Build your own bḷueṭooṭḥ-compatible speaker by yourself, a cool project and challenging enough to be fun. But please note,this soldering kit requires certain foundation of basic electronic theoretical knowledge and welding and hands-on ability.
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• 🎵【How to Get User Manual】: The prompt tone is in Chinese. The default is Ḅḷueṭooṭḥ working mode after power ON, you can change audio source by MODE button. Please download the User Manual before installing (we have uploaded the user manual on the Amazon page at Product guides and documents). We have long been engaged in Electronics Related Products wholesale and retail business. Welcome letter to discuss. The bigger the amount is, the more favorable the price is.

Functions:

1>.The default is Bluetooth working mode after power ON.

2>.U-disk/TF card has priority over Bluetooth/FM. But user can change audio source by MODE button.

3>.The audio source connected first has higher priority for U-disk and TF card.

4>.Short press V- and V+ button to change Next and Previous musics/FM status.

5>.Keep press V- and V+ button to adjust play volume.

6>.Press the second button to play or pause music.

7>.Automatically search and save FM stations: At FM mode, keep press the Play/Pause button 3sedonds to automatically search FM stations, and the Red indicator will keep flashing.Automatically save stations after searching.

8>.Note:It cannot save the last source mode/volume/playing audio.

1>.Step 1: Install 1pcs 470Kohm Metal Film Resistor at R4. Its color is Yellow/Purple/Black/Black/Brown.

2>.Step 2: Install 1pcs 10Kohm Metal Film Resistor at R3. Its color is Brown/Black/Black/Red/Brown.

3>.Step 3: Install 1pcs 20Kohm Metal Film Resistor at R1. Its color is Red/Black/Black/Red/Brown.

4>.Step 4: Install 1pcs 1.5Mohm Metal Film Resistor at R2. Its color is Brown/Green/Brown/Yellow/Brown.

5>.Step 5: Using the resistor pin metal wire that just cut, connect the 2 jumper pads.

6>.Step 6: Install 1pcs DIP-16 IC Socket at U1.There is a gap mark on one end of the IC Socket and there is a gap mark on PCB silk screen where the IC Socket can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC Socket.

7>.Step 7: Install 1pcs MIC Microphone at MK. MIC green marked pin is negative and connect to ‘ - ’. Pay attention to the installation direction.

8>.Step 8: Install 4pcs TO-92 S9018 Transistor at Q1. Note that the arc of S9018 corresponds to the arc silk screen on the PCB.

9>.Step 9: Install 1pcs 10Kohm Potentiometer at VR1.

10>.Step 10: Install 1pcs 1uF Electrolytic Capacitor at C3.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.

11>.Step 11: Install 1pcs 2.2uF Electrolytic Capacitor at C2.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.

12>.Step 12: Install 1pcs 100uF Electrolytic Capacitor at C1.Pay attention to distinguish between positive and negative.The Longer pin is positive pole.

13>.Step 13: Identify the positive(anode) and negative(cathode) lead of LED.The leads of the LED must be installed correctly, otherwise the LED cannot be turned on.Here are four methods as following:

13.1>.According to the length of the LED lead to distinguish. The longer pin is positive(anode) lead. The shorter pin is negative(cathode) lead.

13.2>.Identify the negative(cathode) of the LED is to look into the plastic case where one can see that the negative(cathode) is much thicker/bigger inside the plastic case than the anode lead.

13.3>.Identify by edge of plastic case.The negative(cathode) lead of the LED should be the pin nearest the flat on the plastic case.

13.4>.Test by 3V battery or multimeter.The pin is positive(anode) lead which has connect to the positive of 3V if LED can light up after connect 3V power supply.(LED should not be powered directly from the 3V for a short time:less then 0.5second)

  13.5>.It is positive(anode) where the white mark “ + ” pointing to on PCB.

14>.Step 14: Install 10pcs 3mm Blue LED at D1-D10. Pay attention to distinguish between positive and negative pole.

15>.Step 15: Install 1pcs DIP-16 IC CD4017.There is a gap mark on one end of the IC and there is a gap mark on DIP-16 IC Socket where the IC can place on.These two marks are corresponding to each other and are used to specify the installation direction of the IC.

16>.Step 16: Install 4pcs 10cm 2Pin PH2.0 Wire on 2pcs 4ohm 3W Speaker.The speakers does not need to distinguish between positive and negative poles.

17>.Step 17: Tear off the protective film on acrylic surface.

18>.Step 18: Fix 1pcs power socket by the smaller nut on acrylic board. Pay attention to the comparison diagram and the front and back of the acrylic

19>.Step 19: Fix 1pcs antenna socket by the biggest nut on acrylic board. Pay attention to the comparison diagram and the front and back of the acrylic.

20>.Step 20: Fix 1pcs Black Power Switch on acrylic panel. Pay attention to the buckle on the switch, which can be fixed by itself.Pay attention to the installation direction.

21>.Step 21: Connect 2pcs 15cm wires to power socket. Note: the shorter pin is positive pole and connect to red wire.

22>.Step 22: Connect 2pcs 20cm Red Thin Wires to Black Power Switch.

23>.Step 23: Connect 1pcs 30cm Red Wire for Antenna to Antenna Socket. Note: It needs fixed on the longest pin.

24>.Step 24: Refer to the wiring diagram.

25>.Step 25: Connect 2pcs red wires from Power Socket and Black Power Switch to P+ pad on Battery Charging Protection Board. Connect 1pcs black wire from Power Socket to P- pad on Battery Charging Protection Board.

26>.Step 26: Connect red wire form battery box to B+ pad on Battery Charging Protection Board. Connect black wire form battery box to B- pad on Battery Charging Protection Board. Note that the positive and negative poles cannot be reversed. The wires of the battery box can be reserved for about 15cm.

27>.Step 27: Connect 1pcs 10cm 2Pin PH2.0 Wire on LED board. Red wire connect to VCC pad.

28>.Step 28: Connect 1pcs 15cm Blue or Black Wire to GND pad on LED board.

29>.Step 29: Connect this 15cm Blue or Black Wire to P- pad on Battery Charging Protection Board.

30>.Step 30: Connect another red wire form Black Power Switch to VCC pad on LED Board.

31>.Step 31: Fix 2pcs speakers on the smaller acrylic panel by 8pcs M3*8mm Screw and 8pcs M3 Nut.

32>.Step 32: Fix LED board on acrylic bottom plate by 2pcs M3*8mm Screw and 2pcs M3 Nut. Pay attention to keep the distance between the PCB and the acrylic board. Don't fix it too tightly.

33>.Step 33: Fix 18650 Battery Box next to the LED board by Flat head M3*8mm Screw and M3 Nut.

34>.Step 34: Fix Bluetooth audio controller on acrylic panel by 2pcs M3*8mm Screw and 2pcs M3 Nut.

35>.Step 35: Connect red wire from Antenna Socket to FM_ANT pad on Bluetooth audio controller.

36>.Step 36: Test. Red socket on Bluetooth controller connect to LED board and another two 2Pin PH2.0 socket connect to speakers. Then connect USB power to test its function. LED will flashing once and play prompt tone. User can test playing musics in turns from Bluetooth/FM/U-disk/TF card.

37>.Step 37: Splicing 4 pillars by 8pcs M3*30+6mm Nylon Column.

38>.Step 38: Fix these 4 Nylon Column on acrylic bottom plate by M3 Nut.

39>.Step 39: Install 2pcs M3*50mm Nylon Through Column on another acrylic plate by M3*20mm screws. Note:Do not tighten the screws.

40>.Step 40: Fix Control Acrylic Plate and Socket Acrylic Plate by Nylon Through Column.

40.1>.User need other people to help align and hold acrylic plates and use 2pcs screwdriver to fix 4pcs M3*50mm.

40.2>.The pins from antenna and power socket can be bent slightly.

40.3>.Do not fix it completely, leave a little 3mm gap for the next step to install the speakers.

41>.Step 41: Install 2pcs speakers and then fix 4pcs M3*50mm screws completely.

42>.Step 42: Connect power wire from LED board to red socket on Bluetooth controller. Connect speaker to white 2Pin PH2.0 socket. Then install one 18650 rechargeable lithium battery.

43>.Step 43: Fix the last top acrylic plate and connect antenna.