Audio Technica 800MHz Wireless Transmitter ATW-T700BP and microphone, set of 2, for sale. Operation confirmed with wireless amplifier system ATW-SP707a and UHF wireless receiver ATW-R76. No problems. The exterior has some scratches and dirt due to use. Included: AA batteries (for confirmation). Since this is a used item, please note that returns are not accepted except for initial operational defects. Set Contents ★UHF Wireless Transmitter ATW-T700BP Suggested Retail Price: ¥50,600 (excluding tax ¥46,000) ★Microphone: Manufacturer and model number unknown. Features: Lightweight and compact high-quality sound transmitter ●The lightweight and compact high-quality sound transmitter uses a compander (audio compression/expansion) system to expand the dynamic range and achieve low noise. ●Equipped with a Hi/Lo switch for transmission power, and uses dedicated rechargeable batteries with excellent cost performance. Specifications Reference Model Number: ATW-T700BP Oscillation Method: Crystal controlled PLL synthesizer method Oscillation Frequency: 806.125～809.750MHz (30 waves) Radio Wave Type: F3E Tone Signal: 32.768kHz Antenna Power (Transmission Output): RF Hi: 10mW (50Ω) RF LO: 5mW (50Ω) Transmission Frequency Stability: Less than 20ppm Unnecessary Radiation: 2.5μW (50Ω) or less Standard Frequency Deviation: ±5kHz Maximum Frequency Deviation: ±40kHz Frequency Characteristics: 100～15,000Hz Maximum Allowable Input: −15dBV Power Supply: DC2.4～3V (when using dedicated nickel-metal hydride rechargeable battery or 2 AA alkaline batteries) Standard Charging Time: Approximately 5.5 hours Continuous Operating Time: Dedicated nickel-metal hydride rechargeable battery x 1 (approx. 9.5 hours/RF Hi) 2 AA alkaline batteries (7 hours/RF Hi) (standard) Operating Temperature Range: 5～45 Power Consumption: 150mA (Hi), 140mA (Lo) or less (at DC3V) External Dimensions (excluding antenna): H120 x W66 x D22.4mm Weight: Approximately 128g (when dedicated nickel-metal hydride rechargeable battery (1,900mAh) is installed)