แอมป์ Mooer GTRS GCA5 Bluetooth / Recharge Amp
 
GTRS PTNR (Smart Guitar Companion Series) is a series of peripheral brands specially designed for GTRS smart guitars, among which GCA5 is a 5W portable Bluetooth practice speaker specially designed for GTRS smart guitars. GCA5 has a built-in 2000mAh lithium battery. When used with GTRS, the longest battery life can be more than seven hours. It has built-in Bluetooth 5.0 and is also a Bluetooth listening speaker.