Product Detail Dual Channel True Diversity UHF Wireless System with simultaneous operation of two HT7 wireless transmitters Phase-Locked Loop (PLL) circuitry for flawless reception Multi-segment RF level and peak audio indicators for each channel Squelch control for each channel, Tuned molded antennas Two independent 1/4-inch outputs or one 1/4-inch mix output . The "Concert 277 Dual Channel Handheld Wireless System" is best product for you. We recommended Concert 277 Dual Channel Handheld Wireless System