Output Power: 40Mw in Impedance 16
Lithium Battery Capacity: 600mAH
THD+N 0.0003%
Amp Using Time: More Than 8 Hours
Amp battery voltage: DC3.7V - 4V
Amp Internal Voltage: ±4V/1A
Adapted Headphone Impedance: 16-300
Size: 95 x 52 x 13(L x W x H)
Material: plastic
SNR>100Db
Package Content:
1 x Headphone Amplifier
1 x USB Power Cable
1 x Audio Cable
1 x User's Manual