
| Product Specifications Standard sub-carrier frequencies: Audio distortion: Integrated microphone type: Input jack for audio source or optional external microphone: Microphone input impedance: Volume control range: Volume control levels: Charging Method: Alkaline Charge Protection: Battery Power: Size (H x W x D): Weight (with battery): Add a Second Microphone ![]() Add Infrared Lightspeed Microphones: | 2.06/2.54MHz <1% Uni-directional electret 3.5mm 2.2k ± 8dB (Total range = 16dB) 9 levels (2 dB change per level) Cradle charger Yes One (1) AA NiMH 3.5” x 0.9” x 1.0” 2.1 oz Additional microphones allow students to utilize the classroom audio system for presentation and discussions. Studies and customer feedback continue to show this increases student participation and confidence. |
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