Wireless Audio Receiver With Amplifier User ManualModel: B0308
Package contents
A. Wireless Audio ReceiverB. AC Power cableC. Power adapterD.User manual 
Product overview & control function
Installation diagram 
- Connect your speaker to 808S Audio Out port with the audio cable.
- Connect B08S to a power source.1. Plug the power cord into the DC in” port.2. Plug the Power supply into an AC(mains) power outlet.
- Turn the volume knob to the right to Power on, slide the mode button to BT mode. (if you want to use the wired audio source, choose the AUX or OPT accordingly)
- Pairing – Pair 808S with your Bluetooth-enabled phone/PC/ tablet.• Set BOBS into the pairing mode, the LED flashes blue/ Red alternately fast.First-time use: BOBS will auto-enter the pairing mode (with clear memory).-Afterward: Long press button to enter the pairing mode. (The LED flashes blue / Red alternately fast)• Activate Bluetooth on your phone or another device and click “B08S” to connect.• Wait and connect (For quick pairing, better keep them within 1 meter when pairing).
- Enjoy your music.
Slide the mode button to BT mode. long-press the 
button to enter pairing mode. The blue and red LED will flash. Activate Bluetooth on your phone and click “B08S “to pair.
Pair and connect two devices simultaneously
1) Pair with the first device by following the previous instructions in the “Installation diagram” section.2) Pair with the second device.•Long press button to enter the pairing mode again. the LED will flash Blue and Red.•Activate Bluetooth on the second device and click “Bo8s to pair.
Press the button to enter the pairing mode again, the blue and red LED will flash. Activate Bluetooth on your phone andclick “B08S to pair.
Note: You can only play music on one device at a time. you need to pause the music on your device first to play music on the other one.
Restore factory default settings
You may need to reset BOSS if it is not working as expected. When BOSS is reset to factory default settings, all the paireddevice information will be cleared.• Hold the button together 1 Os until the LED flashes Blue and Red.
Frequently Asked Questions:Q: All cables are connected, but no sound output?A:1. Check if the POWER indicator is on, and turn on the POWER if it is not on. When the indicator light is still not on after tum on the power, you can find a laptop power and connect to test whether it is the machine fault or a power failure.2. If the indicator or light is on, check whether the VOL knob is in the minimum position. f so, turn clockwise to normal Volume3. If both of the above are normal, check the input device if it is paused, mute, or the volume is minimized.Q: Why do loudspeakers make a lot of electric noise?A: if you are not using the original factory standard power supply, please repla the power supply before testing. Many power supply in the market has a large interference coefficient, which will cause a lot of current sounds.Q: Why connect signal line, not play music have interferential soundA: If you use unshielded signal lines, there will be interference signals entering the power amplifier. If you hate the sound, you are advised to use the shielded sign lines or unplug the signal lines.
Product specifications
BOSS is a Bluetooth receiver with a power amplifier function, and also supports Aux analog, optical wired audio input. BOBS use the high-end. Qualcomm chip Support aptX-HD function, it can drive 1 00W * 2 passive speakers and 1 active subwoofer, you can enjoy high-quality music while experiencing the convenience of wireless.
- Supports profiles: A2DP,AVRCP
- Audio codec: ptX, aptX-HD, SBC
- Operational range: Indoors: up to 50-70ft (without obstacles)Outdoors: up to 197ft (without obstacles)
- Input voltage/ current: DC24V==-4A
- Operating temperature: -10°C – 45°C
- Storage temperature: -20C – 60C
- Support sampling rate in optical mode: s 48KHz
- Product size: 136 101 45 mm
- Product weight: 230g
WarningsWarranty service is limited to normal use. Any man-made damages such as from connecting to an unsuitable power source, using an unsuitable device, or not following the instructions, as well as damages that did not occur during shipping, repairs, and adjustments not approved by the company, damages from misuse, inattention, or improper installation may cause the warranty to be ineffective immediately. This warranty does not include shipping fees.
Disposal
Always dispose of the used appliance at a recycling center. Do not dispose of the used appliance together with household waste.
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MANUFACTURERShenzhen 1Mii Technologies Limited.Address: 4th Fl, Bldg B, Runfeng Industrial Park, No. 4197 Baoan Blvd.,Gushu Community, Xixiang St., Baoan Dist., Shenzhen, China.FCC ID: 2AUFR-RT908
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