BP300 (DISCONTINUED) 11/9/2017 Category: Products 2.4GHz license-free operation Up to 15 beltpacks and/or all-in-one handsets on a single system 5kHz wideband audio Single or dual-channel operation Light-weight, compact design, ergonomic design, weighing 7.4 oz Rugged and reliable Voice prompts Internal antenna Up to 20 hours of battery life Uses BAT41 Batteries and AC40 Battery Charger