On sale - regular price is $150. Ships free with FSSS.
Amazon.com: Hisonic VHF Dual Rechargeable Wireless Microphone System, HS8286.: Musical Instruments
'This is a dual channel wireless microphone system designed and engineered for professional performance and home karaoke use as well. It's a very cost-effective unit compared with some other wireless microphones you may find elsewhere, best of all, this unit comes with an internal battery charger which will automatically charges the batteries in the transmitters while they are not in use and in the charging position, so you will never have to worry about replacing the batteries in the middle of your performance. Each transmitter powers on two piece of AA batteries that can last 5-7 hours if fully charged, unlike Nickel-Cadmium batteries, these high-capacity NiMH batteries have no memory effect at all, and can be recharged hundreds of times, it will save you a big sum of money in the long run. Additionally, the system has one standard 1/4" mixed output and two balanced XLR outputs, one for each channel. This system comes with four different frequency sets, which mean you can have up to 4 systems / 8 microphones work at the same time without interference from each other. Main Specifications: Power source: 120/220 V, 50/60 Hz selectable; Operating Frequency:170 MHz to 260 MHz; Frequency variation: <0.005%, crystal-controlled; Modulation Mode: FM; Audio Frequency Responses: 50 Hz to 15 KHz; Audio output level: 0 - 300 mV; S/N Ratio: > 70 dB; Image Rejection: >70 dB; Transmission range: 300 feet.'
Hisonic VHF Dual Rechargeable Wireless Microphone System $79.99 at amazon FSSS 
