Features:
1). Overall design in line with somatology, adaptable headband to bring you comfortable wearing
2). Soft leather ear-pad, looks elegant and generous
3). High-sensitivity microphone up to clear, cute and durable
4). High-quality cord in single-line design, to improve ease of use

Loading details:

1. CTN meas.: 45.5*41.5*42.5(cm)
2. Q'ty/ CTN: 20PCS
3. Total q'ty in 20'GP: 6, 460PCS

Loudhailer diameter:	40mm
Frequency range:	20 to 20, 000Hz
Sensitivity:	117 ± 3dB at 1kHz
Mic:	6*5mm condenser Microphone
Mic Sensitivity:	-54dB+/- 3dB
Impedance:	32 Ohm at 1khz
Maximum input power:	30mW
Cable length:	2.2m (approximately)
Plug(mm):	3.5mm Nickel-plating