32mm speaker driver delivers high performance sound, FM Wireless transmission for freedom of movement, Self-adjusting inner headband, Lightweight design improves comfort for prolonged use, Choose from 2 channels to minimize interference, Sound: Acoustic system: Closed, Frequency response: 10 - 20 000 Hz, Magnet type: Neodymium, Sensitivity: 100 dB, Speaker diameter: 32 mm, Impedance: 24 ohm, Transmission, Channel separation: > 30 dB, Pilot tone frequency: 19 kHz, Effective range: 100 m, Carrier frequency range: 863.0 - 865.0 MHz, Modulation: FM, Number of channels: 2, Battery charging indication, Operating time: ~14 hours, Automatic power off, Accessories: Audio cable, Power Adapter, Power supply headphone: 2 x 1.5 V NiMH R03/AAA, Power supply transmitter: AC/DC adapter 8V/200mA, Product dimensions (W x H x D): 19.5 x 22 x 8.5 cm, Weight: 0.178 kg
