The Hosa GPP-419 is a versatile adaptor that converts a 1/4-inch TS (Tip-Sleeve, unbalanced) plug into a 1/4-inch TRS (Tip-Ring-Sleeve, balanced or stereo) jack. It’s designed to allow mono/unbalanced sources to connect with TRS inputs, often used in mixers, patch bays, audio interfaces, and other pro or home audio gear.
Key Features:
- Converts 1/4 in TS plug to 1/4 in TRS jack
- Durable all-metal housing ensures reliability
- Precision-machined connectors for secure fit and signal transfer
- Compact, pocket-sized for utility kits
- Suitable for stage, studio, and home audio use
Typical Uses:
- Adapt an instrument or line-level source with TS output to TRS input
- Useful in patching or routing unbalanced signals in balanced systems
- Quick solution for musicians and engineers needing connector compatibility


















