HamiltonBuhl Multi-Channel Wireless Headphones for 900 Series - Noise Cancelling, Long Battery Life (2/4/6 Pack Options) - Perfect for Classrooms, Online Learning & Conference Calls

The HamiltonBuhl® W901-MULTI are wireless multi-channeled headphones delivering superb sound quality without antennas, wires or interference. Featuring comfort-wear soft leatherette cushions, deluxe-size over-ear, noise-isolating design and classroom friendly internal NiMH battery. With about 5 to 5.5 hours of chargin time, you'll get approx. 18-19 hours of listening time.

Built to receive 4 different dedicated, color-coded frequencies, these headphones can easily switch between 4 different channels of audio! The HamiltonBuhl® W901-MULTI headphones are the best option for any wireless setup!

Note: Adding to an existing 6-person listening center? Be sure to purchase an additional AC power adapter (W980) and 6-way charging cable. One AC power adapter is capable of charging only up to 6 headphones.

IMPORTANT NOTICE: Due to this item containing a Lithium-Ion Battery, when shipping outside of continental US, such as Alaska, Hawaii, Puerto Rico or any destination on an island (i.e. Avalon, CA), it must ship via 2nd Day Air ONLY.

Specifications:

• Multi-channeled wireless headphones
• No antenna on headphone - receives FM transmission up to 100 ft. (with no obstacles/interference)
• Stereo Audio
• 4 switchable FM frequencies: 72.500MHz; 72.100MHz; 72.900MHz; 74.700MHz
• Charging time: apprx. 5-5.5 hours
• Operating time: apprx. 18-19 hours
• Superb sound quality without wires or interference
• Powered by classroom friendly internal NiMH battery
• Frequency Response: 20-20000hz
• Sensitivity: 100dB+\-3dB
• Impedance: 32Ω
• Important: Wireless headphone alone does not come with a power supply – only transmitter comes with a power supply which can also be used to charge wireless headphones
• Wireless headphones (W901-MULTI) MUST be purchased together with a transmitter (W900-MULTI) unless you are purchasing wireless headphones as extra units to an existing transmitter
• If adding to an existing 6-person Listening Center, be sure to purchase an additional AC power adapter (W980) and 6-way charging cable. One AC power adapter is capable of only charging up to 6 headphones.