HamiltonBuhl W901-Multi Multi-Channel Wireless Headphones for 900-Series Relays Size:8cm x 4

Size:8cm x 4

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They deliver optimal sound quality without wires or interference and are powered by classroom friendly internal NiMH batteries with 40 hours of operating time between 8-hour charges

it contains 50g of paste

HamiltonBuhl W901-Multi Multi-Channel Wireless Headphones for 900-Series Relays Size:8cm x 4Four Color Coded Frequencies 300' Wireless Range Internal NiMH Battery Up to 10 Hour Battery Life LED Charging Light The W901 Multi Multi Channel Wireless Headphones from Hamilton Buhl provide clear wireless audio at a range of up to 300'. Suitable for use in classrooms and other institutions, the headphones offer four different color coded frequencies, allowing you to create multiple wireless audio systems in the same environment. The headphones pair