Easy-to-Use Bass Amplifier: The headphone bass amplifier is designed for simplicity and ease of use. All controls are clear and straightforward, making it easy to achieve the desired sound. Three Built-In Speaker Simulations: This amplifier features three built-in speaker simulations, each modeled after renowned amplifiers. Each simulation offers a wide range of tone adjustments for personalized sound shaping. Versatile Sound Options: From clean and natural tones to warm overdrive and high-gain distortion, this amplifier supports diverse musical styles. It also includes classic speaker responses and integrated effects for an immersive sound experience. Multiple Modulation and Delay Effects: The amplifier offers three modulation types and three delay or reverb options, enhancing performance and enabling creative sound design. USB-C Port for Charging and Audio Use: Equipped with a USB-C port for charging, internal audio recording (OTG), and auxiliary input (AUX IN) for backing tracks, supporting flexible musical expression. Specifications: - 3 built-in speaker simulations - 3 modulation types - 3 delay/reverb types - Battery capacity: 600 mAh - Weight: 68 g (2.4 oz) - Compatible with guitar and bass - Color: Black - Material: Plastic - Dimensions: 9.7 × 3.5 × 4.3 cm (3.8 × 1.4 × 1.7 in) Package Contents: - 1 × Amplifier - 1 × USB Cable - 1 × Audio Cable - 1 × English Instruction Manual Note: Color appearance may vary slightly due to screen settings and lighting conditions. Dimensional tolerance: ±1–3 cm.