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hi-fi audio bluetooth speaker SX-9291.bluetooth version:2.0 2.Operation Distance: Within 10 meters3.Frequency range: 2.402 GH z~ 2.480GHz
4. Headset profile,handsfree profile and advanced audio distrubution profile(2D2P)
Appliant to Version 2.1
Connect with DC voltage: 12V Transmitter Power: Class 2
Maximum output power: 2x 7W
Maximum current: 2000mA ISSC Chipset
hi-fi audio bluetooth speaker