Features: It has two station memory modes, including automatic station search and memory mode / manual and automatic station search mode. 20 memory and storage stations. Gives you more choices and more fun. Supports power-off memory function. Easier to control. It can display frequency adjustment points, volume levels, and station access address numbers. Mini and lightweight design, with a lanyard, easy to carry. Specification: Brand: HanRongDa Model: HRD-727 Frequency Range FM: 64-108 MHz Receiving Sensitivity 5dB Product Dimension: 80x28x20mm Battery: Two AAA batteries (NOT INCLUDED) Minimum Operating Voltage: 2.2V Maximum Power: 2.4 MW Maximum Current: 26MA Stereo Separation: 32DB Distortion Rate: 1% External Earphones: 3.5 MM / 32X2 Color: black Item Size: Approx. 7.9 * 2.8 * 2.0cm / 3.11 * 1.10 * 0.78in Item Weight: Approx. 23g Package Size: Approx. 12 * 8 * 2.5cm / 4.72 * 3.15 * 0.98in Package Weight: Approx. 58g Package List: 1 * FM Radio 1 * Hanging Rope 1 * Earphones 1 * User Manual