Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Account Cart

Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

Help Track order

Account Cart

100W Bluetooth Audio Amplifier Board

Product ID: 139537600

Details

Item dimensions L x W x H
3.43 x 2.09 x
Manufacturer
DAMGOO
Maximum Supply Voltage
24
Minimum Supply Voltage
4.5
Voltage
24

🔄Bluetooth & AUX dual mode

🔊50W+50W stereo power

🔋4.5-24V wide voltage input

₨12771

Duties & taxes included

In stock

Sold byAmazon Sri LankaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Sri Lanka.

Secure transaction

Description

🎶 Amplify your sound, simplify your setup!

USER CENTRIC CONTROLS - Five tactile buttons offer direct control over playback, track navigation, volume, and input mode for a smooth, hands-on experience.
BUILT IN SAFETY ASSURANCE - Reverse polarity protection guards your setup from wiring mistakes, keeping your investment safe and sound.
POWER PACKED STEREO OUTPUT - Experience crisp, room-filling sound with 50W per channel driven by the advanced TPA3116 chip.
FLEXIBLE POWER COMPATIBILITY - Dual power input options (DC jack & terminal blocks) ensure easy integration with your existing laptop adapters or power sources.
SEAMLESS DEVICE CONNECTIVITY - Switch effortlessly between Bluetooth and AUX inputs with intuitive physical buttons—no passwords, no hassle.

The DAMGOO Bluetooth Amplifier Board (model ZK-502B) delivers powerful 100W stereo output (50W+50W) using the high-performance TPA3116 chip. It supports wide voltage input (4.5-24V) and offers dual input modes—Bluetooth and AUX—with easy switching via physical buttons. Designed for retrofit and Bluetooth speakers, it features flexible power options, reverse polarity protection, and intuitive tactile controls, all housed in a protective shell for reliable, user-friendly audio enhancement.

Specifications

ASIN	B07SHRM5H8
Best Sellers Rank	#73,817 in Electronics ( See Top 100 in Electronics ) #430 in Audio Component Amplifiers
Brand Name	OWAYKEY
Customer Reviews	4.6 4.6 out of 5 stars (358)
Item Dimensions	3.43 x 2.09 x 1.14 inches
Item Weight	87 g
Manufacturer	DAMGOO
Material Type	PCB
Maximum Output Power	100 watts
Maximum Supply Voltage	24 volts_of_direct_current
Minimum Supply Voltage	4.5 volts_of_direct_current
Model	ZK-502B
Mounting Type	Surface Mount
Number of Channels	2
Output Power	100 watts
Package Type Name	box
Part Number	ZK-502B
Supply Current	5 A
Unit Count	1 Count
Voltage	24 volts_of_direct_current

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Zainab N.

Fantastic and great service. Shipping was faster than expected.

1 week ago

Neha S.

Excellent communication throughout the order process. Product is perfect.

2 weeks ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.