Frequency range: 525~1605kHz. It uses a magnetic rod to transmit electromagnetic waves without an external antenna. The sound quality is good. The transmitter is equipped with a 3.5mm headphone signal cable, excluding batteries.
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eBay
Item: restaurant queuing calling system. 50 - 100M receive distance if there is partition wall, 1500M receive distance in open space (can use signal booster if not the distance). For keyboard transmitter.
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eBay
Only comes with a bracket no other accessories no instructions no power supply no mic no other accessories tranciver only no returns
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When the optional TCXO High Stability Crystal Unit is installed, you get a very high frequency stability of ±0.5 ppm (-30C to +60C). FT-757GX FT757GXII TCXO High Stability Crystal 1. COMPATIBLE YAESU FT-757GX & FT-757GXII.
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Warranty Policy.
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eBay