E40 Surf sound wireless headset V4.2 with 50mAh battery for 3.5 hours of music / calls and 120 hours of standby.
S7 Delight wireless headset single ear earphone with mic 50mAh battery for 4 hours of calls / music and 80 hours standby.
S15 Noble wireless headset single ear earphone with mic 80mAh battery for 8 hours of calls / music and 200 hours standby.
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