This document is the operating instructions for the Sony AZ-ES1/ES128/ES256, which introduces the product's features and usage methods.
The AZ-ES1/ES128/ES256 is a portable USB memory player that plays MP3 files from a dedicated USB storage media called “pavit.” It is lightweight, compact, and designed for on‑the‑go listening.
The manual provides safety warnings, a step‑by‑step guide for checking package contents, inserting the battery, loading the “pavit,” and using the player’s controls. It also lists specifications such as supported audio formats, battery life, dimensions, and accessories.
| Supported audio file format | MP3 Bit rate: 8‑320 kbps; Sampling frequencies: 24/22.05/16/12/11.025/8/32/44.1/48 kHz |
|---|---|
| Frequency response | 20 Hz – 20 kHz |
| Output | Headphones: Stereo mini‑jack |
| Operating temperature | -5 °C – 35 °C (41 °F – 95 °F) |
| Power source | One LRO3 (size AAA) alkaline battery, 5 VDC |
| Mass | Approx. 50 g (1.8 oz) including battery |
It uses one LRO3 (size AAA) alkaline battery.
The player supports MP3 files with bit rates from 8 to 320 kbps and sampling frequencies ranging from 8 kHz to 48 kHz.
Insert the “pavit” USB storage media, connect headphones, and press the EX (play/stop) button.