Fully functional Sony MZ G755 Minidisc with recording capability and battery charging feature. It includes its accessories and one MD disc. (Note: The headphones are not the originals). It operates with either a standard AA alkaline battery or a rechargeable one. Sony MZ-G755 Walkman - Portable MiniDisc Recorder Overview The Sony MZ-G755 is a high-performance portable MiniDisc recorder featuring the "Type-R" DSP for superior audio quality and a remote control with a built-in digital radio tuner. It is renowned for its reliability and the convenience of using standard AA batteries. Key Features MDLP Support: Records and plays in Standard, LP2 (2x), and LP4 (4x) modes for up to 320 minutes of stereo audio on a single 80-minute disc. Integrated Radio: Digital FM/AM Tuner built directly into the LCD remote control with station presets. G-Protection: Sony's advanced shock protection system ensures skip-free listening during active use (jogging/walking). ATRAC DSP Type-R: High-quality processing for standard stereo recording, providing near-CD sound quality. Digital Mega Bass: Enhances low-frequency sound for a richer audio experience. AA Battery Power: Powered by a single internal AA battery, eliminating the need for external battery attachments (sidecars). Connectivity (Inputs/Outputs) Optical / Line Input: Combined 3.5mm jack for digital optical (Toslink) or analog recording. Microphone Input: Stereo 3.5mm jack with plug-in power (ideal for live recordings). Headphone / Remote Output: Connection for the tuner remote and headphones. Specifications Battery Life: Up to 48 hours playback (in LP4 mode) using 1x AA alkaline battery. Sampling Rate: 44.1 kHz. Dimensions: Approx. 81 x 74.4 x 27.9 mm. Weight: Approx. 118g (unit only). Included Accessories (Standard): LCD Tuner Remote, Headphones, AC Power Adapter (3V).