Feature:Supply voltage: 10~25VDC with anti-reverse protection
Power supply interface: DC2.1 seat
Bluetooth version: Bluetooth V4.2
Default Bluetooth device name: Xpecial Audio (bulk device name can be customized)
Audio input mode: wireless Bluetooth reception, USB decoding, audio input (3.5mm headphone) stereo
Support playback format: MP3, WMA, WAV, FLAC
FM radio: you need an external antenna, you need to use the remote control (the FM word pad on the board)
Pre-chip: NE5532
Amplifier chip: stereo channel TPA3116 (50W+50W) bass TPA3116 (BTL 100W)
Output power: 50W+50W+100W (bass)
Adjustment knob: left and right channel output volume, bass crossover point, bass output channel volume
Board size: 97*78mm height about 22mm
Fixed hole size: 91*72mm
Weight: about 102 grams
Version model: SW-HF208
Recommended power supply: 24VDC >5A (power supply current is not enough, there will be a sound break when the volume is large and dynamic). The speaker speaker power is not very large, you can use 24V 3A power supply.
Speaker impedance: 8 ohms is best, can also drive 4 ohms, 6 ohms, 8 ohms, etc.
Instructions for use: The power-on blue light flashes (the paired devices are automatically paired), and the external device can search for Bluetooth devices for pairing.
When using the u disk, LINE IN (3.5 headphone holder) is connected to the priority playback, and the audio input can be switched remotely.
Package includes:
1 x Digital Receiver Amplifier Board
1 x Remote Control
