Interconnect * 1.3 m (4.25 ft) cable with gold plated 3.5 mm

 (0.14 inch) right angle gold plated stereo plug certificate and recognized area certification European CE specification electrical impedance 32 ohm audio frequency response 20 Hz to 20 kHz (± 3 dB) power amplifier capacity 30 MW sensitivity (1 kHz) 111 dB SPL / receiver (1 MW per receiver) mechanical Weight 56 g (0.12 lb) topcoat carbon black (ph10736) and silver white order information HDP ￣ lwn lightweight neck band headphones reproducing high quality sound with replaceable earplugs. Order No. hdp-lwn hardware accessories hdp-lwnep earplug for neck band earphone (50 pairs) replaceable earplug for neck band earphone, 50 pairs. Order No. hdp-lwne

Sales telephone (same number of wechat): 13428785305 QQ: 2461903042