Unit Price:

S220H 2.1 TDA7498E 160W*2+220W AUX Bluetooth 5.0 = USD $42.5
S350H 2.1 TPA3251D2 220W*2+350W AUX Bluetooth 5.0 = USD $44

Product Feature：

This is a 2.1-channel power amplifier with 5.0 Bluetooth function (no blocking signal within 10 meters), subwoofer + stereo function, which can adjust the subwoofer frequency and volume separately.Separate adjustment of stereo channel treble frequency, bass frequency adjustment, volume control!

1.S220H TDA7498E 2.1 Channel digital power amplifier Bluetooth 5.0 160W*2+220W.

2.S350H TPA32516D2 2.1 Channel digital power amplifier Bluetooth 5.0 220W*2+350W.

1.S220H TDA7498E

1.Bluetooth version: 5.0 (without sunscreen, 15 meters)
2.Output channel: 2.1 channel
3.Chip model: TDA7498E*2

1.Working mode: class D
2.Static current: 60mA
3.Work efficiency: 90%
4.Audio input: support bluetooth, AUX analog signal, U disk / USB sound card
5.MAX output power : 160W*2+220W
6.Frequency response: 20Hz to 20KHz
7.Working voltage: DC12V - 38V
8.Recommended power voltage: DC24V
9.Fit speaker parameters: 4-8 ohms
10.Size: 126 mm * 116mm * 26mm
11.Net weight: about 365g

2.S350H TPA3251D2

1.Bluetooth version: 5.0 (without sunscreen, 15 meters)
2.Output channel: 2.1 channel
3.Chip model: TPA3251D2*2

1.Working mode: class D
2.Static current: 60mA
3.Work efficiency: 90%
4.Audio input: support bluetooth, AUX analog signal, U disk / USB sound card
5.MAX output power : 220W*2+350W
6.Frequency response: 20Hz to 20KHz
7.Working voltage: DC18V - 38V
8.Recommended power voltage: DC24V
9.Fit speaker parameters: 4-8 ohms
10.Size: 130 mm * 116 mm * 27mm
11.Net weight: about 370g