The Yamaha STAGEPAS 100BTR is a portable active PA system featuring a 100 W Class-D amplifier and a 6.5-inch LF/1.4-inch HF coaxial compression driver with FIR-X crossover technology. It incorporates a 3-channel mixer (2 mic/line inputs, 1 stereo line input), 2-band master EQ, and Hi-Z input capability on channel 2. The system includes Bluetooth 5.0 connectivity for wireless audio streaming and a rechargeable lithium-ion battery providing up to 6 hours of continuous operation. With a frequency response of 70 Hz - 20 kHz and maximum output level of 120 dB SPL at 1m, the lightweight (5.5 kg) unit features a handle that doubles as an adjustable floor stand and includes a 3/8" mounting point for pole installation. It measures 239 x 310 x 215 mm and operates on 100-240 V AC power.