


Item Descriptions:
Product introduction
● Newly developed driver PLX40 tuned for wireless ● Provides comfortable fit and high sound insulation Low rebound memory foam ear cushion ● NFC compliant ● Can be connected to removable single-ended cable and either housing
Dual entry mechanism ● Compatible with aptx ● Flat and compact storage possible by rotating the housing ● Semi-hard case included
From Amazon
Bluetooth wireless headphone that inherited KOSS traditional heavy bass sound.
"BT540i" is a Bluetooth equipped wireless headphone that inherited the KOSS traditional punchy low range and clear high range.
In the wireless communication by Bluetooth also equipped with a newly developed driver PLX 40 engineers tuned repeatedly for a long time so as not to lose "KOSS-likeness".
In addition, it adopted aptX codec and also corresponded to high sound quality wireless connection.
KOSS fan highly anticipated high quality wireless headphones that you can enjoy music without cable even in the house when you go out.
Features
Newly developed driver PLX 40 that realizes KOSS sound even with Bluetooth communication
Adopted a low-rebound memory foam ear pad that provides comfortable fit and high sound insulation
Various control buttons designed based on ergonomics
Supports high quality / low delay codec aptX
Built-in microphone for hands-free call
Compact storage by rotating housing
Semi-hard case convenient to carry
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Features:
Product information:
Shipping Weight: 730 g
Package Dimensions: 6.60 x 23.80 x 24.51 cm
SHIPPING METHOD
Delivered directly from Japan by Japan Post. It will take 3 to 5 business days to prepare the order for shipping. We guarantee careful packing and safe shipping.Please note that in some cases additional import or VAT charges may incur and have to be borne by the client.
1. Japanpost registered mail
Shipment by Japanpost Registered Mail (Standard). Trackable any time with tracking number. Insurance is not available. Delivery time usually is between 1-3 weeks from the date of dispatch. Some items are not eligible for Standard Shipping.
2. Qxpress Standard
Shipment by Qxpress standard service. Trackable at any time with tracking number. Registered and insured up to a value of item price and shipping fees.Delivery time is usually between 5-10 business days from the date of dispatch.
3. EMS
Shipment by Expedited Mail Service. Trackable at any time with tracking number. Registered and insured up to a value of $200 and usually delivered in 2-6 business day from the date of dispatch.

| Japanpost registered mail | Qexpress | EMS | |
|---|---|---|---|
| Shipping Method | Japanpost Registered Mail (Standard) | Standard Qexpress | EMS (Expedited Mail Service) |
| Trackable | Yes | Yes | Yes |
| Insured | N/A | Yes (Up to item price and shipping fees) | Yes (Up to $200.00) |
| Asia | 1-3 weeks | 5-10 days | 2-5 days |
| Oceania; North America; Central America and the Middle East | 2-4 weeks | 6-14 days | 2-6 days |
| Europe | 2-4 weeks | 6-16 days | 3-8 days |
| South America and Africa | 2-4 weeks | 10-18 days | 4-8 days |
NOTICE:
"According to Qoo10 guide line,overseas shipping fees will be charged to you extra if you choose Qxpress standard shipping.We recommend you to compare the total price of your purchase with EMS."
